mydoom | 21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a

General

Target

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
Size

29KB
MD5

699129aafcdaf43c5ff01822ad914b96
SHA1

683bc8da931ce2d46c79c1d909abffa00916e62a
SHA256

21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a
SHA512

9806d1f2487dfe55b7d5796a6f53ead8c67d8ea99f76ccecdee72fbc1db4f80fbfaba0dd7414c11fe6d5ff7db30bf13369e17670fe17d48c0a4bacd1b72c2340
SSDEEP

768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Q3r:AEwVs+0jNDY1qi/q6

Score

10^/10

Malware Config

Signatures

Detects MyDoom family 2 IoCs

resource	yara_rule
behavioral2/memory/1160-13-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom
behavioral2/memory/1160-56-0x0000000000500000-0x0000000000510200-memory.dmp	family_mydoom

MyDoom
MyDoom is a Worm that is written in C++.
worm mydoom
Mydoom family
mydoom

Executes dropped EXE 1 IoCs

pid	Process
3088	services.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

UPX packed file 18 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1160-0-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/files/0x000c000000023b4f-4.dat	upx
behavioral2/memory/3088-5-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1160-13-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3088-15-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-16-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-21-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-26-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-28-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-33-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-38-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-40-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-45-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-50-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/3088-52-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1160-56-0x0000000000500000-0x0000000000510200-memory.dmp	upx
behavioral2/memory/3088-57-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/files/0x0004000000000709-70.dat	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
File opened for modification	C:\Windows\java.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
File created	C:\Windows\java.exe	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	services.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 3088	1160	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	83
PID 1160 wrote to memory of 3088	1160	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	83
PID 1160 wrote to memory of 3088	1160	21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe	83

C:\Users\Admin\AppData\Local\Temp\21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe
"C:\Users\Admin\AppData\Local\Temp\21a6c6894bff27e3c6b781675819e9f7dc6b309ae53469f841047830ccca2b4a.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:3088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1E20.tmp

Filesize
29KB

MD5
695acef8151238251b837ca5c95ff809

SHA1
dad66ddacb5307479d6fefaf2fbd0dadb9dbec1a

SHA256
3ea112cb890ce205dc57c46bb762b4cce3e942d11a48059f85bb9f34a9dbcba0

SHA512
214f3b2de43dccf91521ede88a996f0deac88f6d569bc672c2384b81809ff9a258fc4fa4d9fff60592b882fe042da21eea9830224f972d2a8221b02480508852

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
352B

MD5
78b94a72a0d9c74e8c29f8dd1ee7827b

SHA1
6753b13d31e8efa23d7c91ae28aa8044cf32ba30

SHA256
0c94af9285fe648d062cbfb89191128d6a081c334939346835e5452d14d6b3ad

SHA512
961b2963680cd1e16bf7720f262c34db684f4319af522ecc9dd6e54e2653f9bdf5fc70c029939d46e8ed8fcbd739aaf280352cf091d759048f5e7474642d1948

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/1160-0-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1160-13-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/1160-56-0x0000000000500000-0x0000000000510200-memory.dmp

Filesize
64KB

Download
memory/3088-33-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-26-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-21-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-38-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-40-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-45-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-50-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-52-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-16-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-57-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-15-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3088-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads